CAS: 548-24-3 - Eosin B

Formula: C₂₀H₆Br₂N₂Na₂O₉

InChI: InChI=1S/C20H8Br2N2O9.2Na/c21-13-15(25)11(23(28)29)5-9-17(13)32-18-10(6-12(24(30)31)16(26)14(18)22)20(9)8-4-2-1-3-7(8)19(27)33-20;;/h1-6,25-26H;;

InChI key: InChIKey=PNIVQIVRNJYFFG-UHFFFAOYSA-N

SMILES: [Na].O=C1OC2(C=3C=CC=CC13)C4=CC(=C(O)C(Br)=C4OC5=C(Br)C(O)=C(C=C52)N(=O)=O)N(=O)=O

Synonyms:

• ,5'-Dibromo-2',7'-dinitrofluorescein, disodium salt
• Acid Red 91
• Dibromodinitrofluorescein sodium
• Disodium 4',5'-Dibromo-2',7'-Dinitro-3-Oxo-Spiro[Isobenzofuran-1,9'-Xanthene]-3',6'-Diolate
• Eosin B, high purity biological stain
• Eosin BA
• Eosin Bluish
• Eosin scarlet
• Eosine B
• Eosine BA
• Eosine BN
• Eosine BNX
• Eosine I Bluish
• Eosine Scarlet
• Fluorescein, 4′,5′-dibromo-2′,7′-dinitro-, disodium salt
• Saffrosine
• Simacid Nitro Eosin 24669
• Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 4',5'-dibromo-3',6'-dihydroxy-2',7'-dinitro-, disodium salt
• Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 4′,5′-dibromo-3′,6′-dihydroxy-2′,7′-dinitro-, disodium salt
• Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one, 4′,5′-dibromo-3′,6′-dihydroxy-2′,7′-dinitro-, sodium salt (1:2)
• disodium 2-(4,5-dibromo-2,7-dinitro-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate

Acid Red 91

CAS: 548-24-3

• Formula: C₂₀H₆Br₂N₂Na₂O₉
• Color and Shape: Amber to Brown powder to crystal
• Molecular weight: 624.06

Eosin B

CAS: 548-24-3

Eosin B sodium salt is a cell and tissue stain. Eosin B sodium salt is …

• Formula: C₂₀H₆Br₂N₂Na₂O₉
• Color and Shape: Powder, Dark green to red/brown or dark brown
• Molecular weight: 624.06

Eosin B, pure, high purity, biological stain

CAS: 548-24-3

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. …

• Formula: C₂₀H₆Br₂N₂Na₂O₉
• Color and Shape: Dark brown, Crystalline powder
• Molecular weight: 624.06

Eosin B, Certified, Pure

CAS: 548-24-3

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. …

• Formula: C₂₀H₆Br₂N₂Na₂O₉
• Color and Shape: Dark brown to dark red-purple, Crystalline powder
• Molecular weight: 624.06

Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,4',5'-dibromo-3',6'-dihydroxy-2',7'-dinitro-, disodium salt

CAS: 548-24-3

• Formula: C₂₀H₆Br₂N₂Na₂O₉
• Purity: 85%
• Color and Shape: Solid
• Molecular weight: 624.0572

Eosin B (C.I. 45400)

CAS: 548-24-3

• Formula: C₂₀H₆Br₂N₂Na₂O₉
• Color and Shape: Dark brown to dark green powder
• Molecular weight: 624.08

Eosin B

CAS: 548-24-3

• Molecular weight: 624.06g/mol

Acid Red 91

CAS: 548-24-3

• Formula: C₂₀H₆Br₂N₂Na₂O₉
• Color and Shape: Neat
• Molecular weight: 624.06

Eosin Blue (C.I. No. 45400), 85%

CAS: 548-24-3

• Formula: C₂₀H₆Br₂N₂Na₂O₉
• Purity: min. 85%
• Color and Shape: Dark Green, Crystalline Powder
• Molecular weight: 624.06

Eosin B certified

CAS: 548-24-3

Eosin B certified is a growth regulator that belongs to the group of activating substances. …

• Formula: C₂₀H₆Br₂N₂O₉·2Na
• Purity: Min. 95%
• Molecular weight: 624.06 g/mol